From nobody Sat Feb 7 10:16:22 2026 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.153.233]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 508CE3A35DE; Fri, 16 Jan 2026 20:07:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=68.232.153.233 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768594056; cv=none; b=T2ZLyWbuS3i83rVl3c4c2weH/OFXYHbyZvgajHIrjAXqG72RV19VK9VnTi9neDiZjTS80ohRY/CTuAXNKxnb7jT8H71emEgdiY7NqjcqSlJP50qe0SmfSbd8UKf1ZUW5c/sxIKMctJRjZae8G2JQUHLvait1B450lMRHjphYX4U= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768594056; c=relaxed/simple; bh=n7mIBMggA516wAOxYTsWouwXOvs5xr+CGDAMpD99kJg=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=vCxmxE/Er3zljOluj38/x8M7Lhw203IMQiwo+DNtpA/cFAkoUn9q1b6NomyBzahOV/CRdDCo5/xQIfaCyDcasvMBjX/5BFewxcRSvUfqczExEVBtw4reQNHNruXYEmDWHop78aTgxRA3wXEDfdImQeleE4Y/vRZzmHyiHEk6EAs= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=microchip.com; spf=pass smtp.mailfrom=microchip.com; dkim=pass (2048-bit key) header.d=microchip.com header.i=@microchip.com header.b=xQSdBjgv; arc=none smtp.client-ip=68.232.153.233 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=microchip.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=microchip.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=microchip.com header.i=@microchip.com header.b="xQSdBjgv" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1768594051; x=1800130051; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=n7mIBMggA516wAOxYTsWouwXOvs5xr+CGDAMpD99kJg=; b=xQSdBjgv/vlDjQ4aYzMdP0dUVpgYWJvkVTMAcYwi5VMALOjAIsb1MnmQ Jk7yMF+bSDY0WCSzVAIXT1Ff0yT5V/jgZNfUUIov+19c5BvTBEOvHYxJL N1E4bun/K51Y0l2Bj1b+k1sGZOkmjx/ERfZCueHQh5J/BwUMz6guxkzs9 167/yO3VVau/sBsFF1gDdlUXi6RHkEITrIacd5KvCPcobxf5X7bql9FS4 xYlaFradJcljK8G9CbLEFe4ekRlD94OrW1S4ilT34XUIYh8FCnuTKIZsX Qp4dYF7SL4fAuclzn1IZ6jPacsyX8FBkBColeXkOtZKEhXRlpTFlz0HNI g==; X-CSE-ConnectionGUID: OTooRcwrRNCxZBlF1StIPQ== X-CSE-MsgGUID: 4EQoo9cNRY+exmGaOQL3iw== X-IronPort-AV: E=Sophos;i="6.21,232,1763449200"; d="scan'208";a="59042239" X-Amp-Result: SKIPPED(no attachment in message) Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa1.microchip.iphmx.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Jan 2026 13:07:25 -0700 Received: from chn-vm-ex02.mchp-main.com (10.10.87.72) by chn-vm-ex3.mchp-main.com (10.10.87.32) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.2.2562.29; Fri, 16 Jan 2026 13:07:06 -0700 Received: from ryan-Precision-3630-Tower.microchip.com (10.10.85.11) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server id 15.1.2507.58 via Frontend Transport; Fri, 16 Jan 2026 13:07:06 -0700 From: To: , , , , , , , CC: , , , , Subject: [PATCH v5 17/31] clk: at91: clk-h32mx: add support for parent_data Date: Fri, 16 Jan 2026 13:07:10 -0700 Message-ID: <9f6f22bfd5ca47e4d1608282d13eb80a9c01865a.1768512290.git.ryan.wanner@microchip.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Claudiu Beznea Add support for parent_data in h32mx clock driver. With this parent-child relation is described with pointers rather than strings making registration a bit faster. All the SoC based drivers that rely on clk-h32mx were adapted to the new API change. The switch itself for SoCs will be done in subsequent patches. Signed-off-by: Claudiu Beznea Signed-off-by: Ryan Wanner Reviewed-by: Claudiu Beznea --- drivers/clk/at91/clk-h32mx.c | 11 +++++++---- drivers/clk/at91/dt-compat.c | 2 +- drivers/clk/at91/pmc.h | 2 +- drivers/clk/at91/sama5d2.c | 2 +- drivers/clk/at91/sama5d4.c | 2 +- 5 files changed, 11 insertions(+), 8 deletions(-) diff --git a/drivers/clk/at91/clk-h32mx.c b/drivers/clk/at91/clk-h32mx.c index a9aa93b5a870..c691a3b1526f 100644 --- a/drivers/clk/at91/clk-h32mx.c +++ b/drivers/clk/at91/clk-h32mx.c @@ -94,10 +94,10 @@ static const struct clk_ops h32mx_ops =3D { =20 struct clk_hw * __init at91_clk_register_h32mx(struct regmap *regmap, const char *name, - const char *parent_name) + const char *parent_name, struct clk_parent_data *parent_data) { struct clk_sama5d4_h32mx *h32mxclk; - struct clk_init_data init; + struct clk_init_data init =3D {}; int ret; =20 h32mxclk =3D kzalloc(sizeof(*h32mxclk), GFP_KERNEL); @@ -106,8 +106,11 @@ at91_clk_register_h32mx(struct regmap *regmap, const c= har *name, =20 init.name =3D name; init.ops =3D &h32mx_ops; - init.parent_names =3D parent_name ? &parent_name : NULL; - init.num_parents =3D parent_name ? 1 : 0; + if (parent_data) + init.parent_data =3D (const struct clk_parent_data *)parent_data; + else + init.parent_names =3D &parent_name; + init.num_parents =3D 1; init.flags =3D CLK_SET_RATE_GATE; =20 h32mxclk->hw.init =3D &init; diff --git a/drivers/clk/at91/dt-compat.c b/drivers/clk/at91/dt-compat.c index 3285e3110b58..ccdeba3a1130 100644 --- a/drivers/clk/at91/dt-compat.c +++ b/drivers/clk/at91/dt-compat.c @@ -201,7 +201,7 @@ static void __init of_sama5d4_clk_h32mx_setup(struct de= vice_node *np) =20 parent_name =3D of_clk_get_parent_name(np, 0); =20 - hw =3D at91_clk_register_h32mx(regmap, name, parent_name); + hw =3D at91_clk_register_h32mx(regmap, name, parent_name, NULL); if (IS_ERR(hw)) return; =20 diff --git a/drivers/clk/at91/pmc.h b/drivers/clk/at91/pmc.h index e6465259521e..32bb041c1466 100644 --- a/drivers/clk/at91/pmc.h +++ b/drivers/clk/at91/pmc.h @@ -180,7 +180,7 @@ at91_clk_register_generated(struct regmap *regmap, spin= lock_t *lock, =20 struct clk_hw * __init at91_clk_register_h32mx(struct regmap *regmap, const char *name, - const char *parent_name); + const char *parent_name, struct clk_parent_data *parent_data); =20 struct clk_hw * __init at91_clk_i2s_mux_register(struct regmap *regmap, const char *name, diff --git a/drivers/clk/at91/sama5d2.c b/drivers/clk/at91/sama5d2.c index 7904f2122ed7..8c7ff0108b41 100644 --- a/drivers/clk/at91/sama5d2.c +++ b/drivers/clk/at91/sama5d2.c @@ -276,7 +276,7 @@ static void __init sama5d2_pmc_setup(struct device_node= *np) =20 sama5d2_pmc->chws[PMC_MCK] =3D hw; =20 - hw =3D at91_clk_register_h32mx(regmap, "h32mxck", "masterck_div"); + hw =3D at91_clk_register_h32mx(regmap, "h32mxck", "masterck_div", NULL); if (IS_ERR(hw)) goto err_free; =20 diff --git a/drivers/clk/at91/sama5d4.c b/drivers/clk/at91/sama5d4.c index 7cda8032653e..04c848cd7001 100644 --- a/drivers/clk/at91/sama5d4.c +++ b/drivers/clk/at91/sama5d4.c @@ -214,7 +214,7 @@ static void __init sama5d4_pmc_setup(struct device_node= *np) =20 sama5d4_pmc->chws[PMC_MCK] =3D hw; =20 - hw =3D at91_clk_register_h32mx(regmap, "h32mxck", "masterck_div"); + hw =3D at91_clk_register_h32mx(regmap, "h32mxck", "masterck_div", NULL); if (IS_ERR(hw)) goto err_free; =20 --=20 2.43.0